Directory of Power Plants in Alaska
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Swan Lake | Southeast Alaska Power Agency | Ketchikan, AK | (NA) | 70.6 GWh | May 1984 | Dec 2023 | Water |
| Sand Point | Sand Point Generating, LLC | Sand Point, AK | 3.3 GWh | Nov 2000 | Dec 2023 | Distillate Fuel Oil : 92.5% Wind : 7.5% | |
| Snake River | Nome Joint Utility Systems | Nome, AK | 32.7 GWh | Mar 1991 | Dec 2022 | Distillate Fuel Oil : 94.0% Wind : 6.0% | |
| Silvis | Ketchikan Public Utilities | Ketchikan, AK | 11.5 GWh | Dec 1967 | Dec 2023 | Water | |
| Seldovia | Homer Electric Assn Inc | Seldovia, AK | 17.0 MWh | Nov 2004 | Dec 2023 | Distillate Fuel Oil | |
| Soldotna | Homer Electric Assn Inc | Soldotna, AK | 21.6 GWh | Mar 2014 | Dec 2023 | Natural Gas | |
| Solomon Gulch | Copper Valley Elec Assn, Inc | Valdez, AK | 33.9 GWh | Dec 1981 | Dec 2023 | Water | |
| Seward (AK) | City of Seward - (AK) | Seward, AK | 507.0 MWh | Mar 1975 | Dec 2023 | Distillate Fuel Oil | |
| Southcentral Power Project | Chugach Electric Assn Inc | Anchorage, AK | 905.3 GWh | Dec 2012 | Dec 2023 | Natural Gas | |
| Shungnak | Alaska Village Elec Coop, Inc | Shungnak, AK | 1.7 GWh | Oct 1984 | Dec 2023 | Distillate Fuel Oil | |
| St Marys IC | Alaska Village Elec Coop, Inc | St. Mary's, AK | 5.9 GWh | Oct 1974 | Dec 2023 | Distillate Fuel Oil | |
| Selawik | Alaska Village Elec Coop, Inc | Selawik, AK | 2.8 GWh | May 1996 | Dec 2023 | Distillate Fuel Oil | |
| Shishmaref | Alaska Village Elec Coop, Inc | Shishmaref, AK | 1.8 GWh | Nov 1976 | Dec 2023 | Distillate Fuel Oil | |
| Scammon Bay | Alaska Village Elec Coop, Inc | Scammon Bay, AK | 1.8 GWh | Aug 2001 | Dec 2023 | Distillate Fuel Oil | |
| Savoonga | Alaska Village Elec Coop, Inc | Savoonga, AK | 2.4 GWh | Jun 2008 | Dec 2023 | Distillate Fuel Oil | |
| Stebbins | Alaska Village Elec Coop, Inc | Stebbins, AK | 3.5 GWh | Apr 1990 | Dec 2023 | Distillate Fuel Oil | |
| Slana Generating Station | Alaska Power and Telephone Co | Slana, AK | (NA) | 1.3 GWh | Dec 2015 | Dec 2023 | Distillate Fuel Oil |
| South Fork | Alaska Power and Telephone Co | Klawock, AK | 5.4 GWh | Nov 2005 | Dec 2023 | Water | |
| Skagway | Alaska Power and Telephone Co | Skagway, AK | 4.0 GWh | Jun 1909 | Dec 2023 | Distillate Fuel Oil : 51.7% Water : 48.3% | |
| Snettisham | Alaska Electric Light & Power Co. | Juneau, AK | 302.1 GWh | Oct 1973 | Dec 2023 | Water | |
| Salmon Creek 1 | Alaska Electric Light & Power Co. | Juneau, AK | 28.8 GWh | Nov 1984 | Dec 2023 | Water |
Browse Power Plants By Alaska Counties
Figures are based on December 2023 generation numbers.| County | State Rank | Active Plants | Dec 2023 Generation |
|---|---|---|---|
| Haines Borough, AK | # 30 | 2 | 242.0 MWh |
| Petersburg Borough, AK | # 29 | 1 | 780.0 MWh |
| Lake and Peninsula Borough, AK | # 28 | 1 | 3.2 GWh |
| Yakutat City and Borough, AK | # 27 | 1 | 6.2 GWh |
| Copper River Census Area, AK | # 26 | 2 | 7.0 GWh |
| Aleutians East Borough, AK | # 25 | 3 | 7.8 GWh |
| Hoonah-Angoon Census Area, AK | # 24 | 4 | 8.0 GWh |
| Yukon-Koyukuk Census Area, AK | # 23 | 3 | 9.7 GWh |
| Southeast Fairbanks Census Area, AK | # 22 | 6 | 16.6 GWh |
| Bristol Bay Borough, AK | # 21 | 1 | 23.5 GWh |
| Dillingham Census Area, AK | # 20 | 3 | 23.7 GWh |
| Kusilvak Census Area, AK | # 19 | 10 | 26.5 GWh |
| Skagway Municipality, AK | # 18 | 3 | 28.5 GWh |
| Northwest Arctic Borough, AK | # 17 | 8 | 37.6 GWh |
| Nome Census Area, AK | # 16 | 10 | 49.8 GWh |
| County | State Rank | Active Plants | Dec 2023 Generation |
|---|---|---|---|
| Prince of Wales-Hyder Census Area, AK | # 15 | 14 | 54.6 GWh |
| Bethel Census Area, AK | # 14 | 7 | 56.7 GWh |
| Aleutians West Census Area, AK | # 13 | 6 | 90.4 GWh |
| Chugach Census Area, AK | # 12 | 8 | 115.9 GWh |
| Wrangell City and Borough, AK | # 11 | 2 | 120.0 GWh |
| Sitka City and Borough, AK | # 10 | 3 | 121.2 GWh |
| North Slope Borough, AK | # 9 | 14 | 132.0 GWh |
| Ketchikan Gateway Borough, AK | # 8 | 7 | 157.4 GWh |
| Kodiak Island Borough, AK | # 7 | 8 | 161.1 GWh |
| Matanuska-Susitna Borough, AK | # 6 | 2 | 197.8 GWh |
| Denali Borough, AK | # 5 | 3 | 413.0 GWh |
| Juneau City and Borough, AK | # 4 | 9 | 435.8 GWh |
| Fairbanks North Star Borough, AK | # 3 | 7 | 849.5 GWh |
| Kenai Peninsula Borough, AK | # 2 | 10 | 940.4 GWh |
| Anchorage Municipality, AK | # 1 | 7 | 2.7 TWh |